Detectives are appealing for witnesses after a man was punched during a nasty assault in Accrington town centre.
The incident happened at around 5am on Saturday, February 16 outside the Level One Nightclub on Warner Street.
DS Julie Cross, of Accrington CID, said a 48-year-old from Accrington spent a week in hospital following the attack but has now been released.
She said: "We don't actually know what has happened. We are hoping to speak with anyone who may have seen anything at the time or for anyone who may know who has carried out this attack to come forward and contact us on 01254 353741."